body {
    height: 100vh;
    background-image: url(../assets/image/indexBackgroundImage.jpeg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;

    ul {
        width: 100%;
        height: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        padding: 24px;
        box-sizing: border-box;;
        li {
            width: 100px;
            height: 100px;
            background: rgba(255, 255, 255, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            position: relative;
            overflow: hidden;

            &::after {
                content: "";
                display: block;
                width: 100px;
                height: 100px;
                background: #fff;
                left: 0;
                top: 100px;
                transition: top 0.1s linear 0s;
                position: absolute;
                z-index: 0;
            }

            &:hover {
                box-shadow: rgba(0, 0, 0, 0.2) 5px 5px 5px;

                &::after {
                    top: 0px;
                }
            }

            a {
                text-decoration: none;
                color: #000;
                z-index: 1;
            }
        }
    }
}
